Benefits of solar thermal technology | Made in Germany

Germany’s solar industry is struggling, but a new development from the small town of Angermünde could help change that. It’s based on the principle of solar thermal technology, instead of photovoltaics. Using that technology, the AkoTec company has developed a vacuum tube that can achieve about 70-percent efficiency.
Read more: http://www.dw.de/program/made-in-germany/s-3066-9798